Schefer, Krista Nadakavukaren, author
Edward Elgar Publishing, 2016
Buku Teks
Fulda, Carl H., author
Foundation Press, 1970
Buku Teks
Richard Crawford Pugh
St.paul Minn, 1993
Buku Teks
Dickinson, Edwin D.
The Foundation Press, Inc, 1950
Buku Teks
Yanagida, Yukio
Harvard University Press, 1994
Buku Teks